fix Array.of() and update tests for this

Author: JavaSaBr

rlib-common/src/main/java/com/ss/rlib/common/util/ArrayUtils.java

@@ -436,16 +436,8 @@ public static void copyTo(
      * @param to       the last element.
      * @return the new array.
      */
-    public static <T> @NotNull T[] copyOfRange(@NotNull final T[] original, final int from, final int to) {
-
-        final Class<? extends Object[]> newType = original.getClass();
-        final int newLength = to - from;
-
-        final T[] copy = ClassUtils.unsafeCast(create(newType.getComponentType(), newLength));
-
-        System.arraycopy(original, from, copy, 0, Math.min(original.length - from, newLength));
-
-        return copy;
+    public static <T> @NotNull T[] copyOfRange(@NotNull T[] original, int from, int to) {
+        return Arrays.copyOfRange(original, from, to);
     }
 
     /**

rlib-common/src/main/java/com/ss/rlib/common/util/array/Array.java

@@ -55,7 +55,7 @@ public interface Array<E> extends Collection<E>, Serializable, Reusable, Cloneab
      * @return the new read only array.
      */
     static <T> @NotNull ReadOnlyArray<T> of(@NotNull Array<T> another) {
-        return ArrayFactory.newReadOnlyArray(ArrayUtils.copyOf(another.array()));
+        return ArrayFactory.newReadOnlyArray(ArrayUtils.copyOfRange(another.array(), 0, another.size()));
     }
 
     /**

rlib-common/src/test/java/com/ss/rlib/common/test/util/array/ArrayTest.java

@@ -20,6 +20,9 @@ public class ArrayTest extends BaseTest {
     void ofTest() {
 
         var array = ArrayFactory.asArray("First", "Second", "Third", "  ");
+        array.add("Temp");
+        array.remove("Temp");
+
         var copy = Array.of(array);
 
         Assertions.assertEquals(array, copy);